content: Cleanup GpuMemoryBuffer allocation.

content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h

Index: content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h
diff --git a/content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h b/content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h
index d2f0a231b0ea318faf3fcc8dd0605fdf7b24aa18..c1cbfc3c31990c3f628fe92285a73d5fb5e6bab1 100644
--- a/content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h
+++ b/content/common/gpu/client/gpu_memory_buffer_impl_surface_texture.h
@@ -11,18 +11,20 @@ struct ANativeWindow;
 
 namespace content {
 
-// Provides implementation of a GPU memory buffer based on a surface texture id.
+// Implementation of GPU memory buffer based on SurfaceTextures.
 class GpuMemoryBufferImplSurfaceTexture : public GpuMemoryBufferImpl {
  public:
-  GpuMemoryBufferImplSurfaceTexture(gfx::Size size, unsigned internalformat);
+  GpuMemoryBufferImplSurfaceTexture(const gfx::Size& size,
+                                    unsigned internalformat);
   virtual ~GpuMemoryBufferImplSurfaceTexture();
 
-  bool Initialize(gfx::GpuMemoryBufferHandle handle);
-
   static bool IsFormatSupported(unsigned internalformat);
   static bool IsUsageSupported(unsigned usage);
+  static bool IsConfigurationSupported(unsigned internalformat, unsigned usage);
   static int WindowFormat(unsigned internalformat);
 
+  bool InitializeFromHandle(gfx::GpuMemoryBufferHandle handle);
+
   // Overridden from gfx::GpuMemoryBuffer:
   virtual void* Map() OVERRIDE;
   virtual void Unmap() OVERRIDE;